How to deploy VSTO add-ins for Outlook?

“What is the best way to deploy VSTO add-ins for Outlook?” This is one of the most common question asked by our customers who are developing add-ins using Visual Studio Tools for Office(VSTO) for Outlook and other Office Applications. Simple answer is that it’s all depend on you requirements and environment. We can opt for either ClickOnce Deployment or Windows Installer.

We can refer to Choosing a Deployment Strategy and the following table compares the features of ClickOnce deployment with Windows Installer deployment to make informed decision: